package com.young.mbgdiy.comment;

/**
 * TODO
 *
 * @author ：<a href="mailto:youngkun2016@163.com">young</a>
 * @date ：Created in 2020/4/5
 */
public class MainTest {
    public static void main(String[] args) {
        System.out.println(System.getProperty("user.name"));
    }
}
